Air Quality in Tigard, United States

Clear
22.0°C · 31.9% humidity
22.0°
Feels 22.0°
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
8 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
41 10am
50
46
56 1pm
51
48
45 4pm
43
42
41 7pm
41
40
40 10pm
47
46
46 1am
46
46
46 4am
46
39
39 7am
39
46
Station readings
41
50
56
CAMS model adj +12
34
34
34
27
27
27
27
27
27
27
27
27
27
34
34
34
34
34
34
34
27
27
27
34
AD 728×90

Air Quality Index Trend

46h · 3 stn

Tigard's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

31.9%
Humidity
25.0 km/h
Wind NNW
1015.3 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
56
14.44 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Tigard?

Temperature & Precipitation

PM2.5 Trend

46h · 3 stations
PM2.514.44 µg/m³ ✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
Station readings (8 stations within 25 km)
14.44
Median
15.33
Average
7.9
Low
26.4
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -4.4

What is the 7-day forecast for Tigard?

07-21
34.5° 15.4°
07-22
28.1° 15.9°
07-23
35.8° 18.2°
07-24
35.9° 16.1°
07-25
27.6° 17.1°
07-26
36.0° 12.7°
07-27
30.6° 16.8°
Both models agree Avg diff: 3.0°C

Where are air quality stations near Tigard?

26
Beaverton, Oregon, USA
5.5 km PM2.5: 6.2 µg/m³
39
Portland Lincoln High School
11.6 km PM2.5: 9.3 µg/m³
13
Portland Postal Bldg., Oregon, USA
14.0 km PM2.5: 3.1 µg/m³
31
Portland Lane Middle School
14.0 km PM2.5: 7.4 µg/m³
50
Portland Postal Bldg., Oregon, USA
14.0 km PM2.5: 12.0 µg/m³
27
Portland Benson High School
14.3 km PM2.5: 6.4 µg/m³
42
Portland, Oregon, USA
15.0 km PM2.5: 10.1 µg/m³
58
Portland, Oregon, USA
15.0 km PM2.5: 15.4 µg/m³
26
Portland Roosevelt High School
17.9 km PM2.5: 6.2 µg/m³
57
Hillsboro, Oregon, USA
19.0 km PM2.5: 15.0 µg/m³

What cities are near Tigard?

57 Tualatin 56 Beaverton 53 Lake Oswego 59 Sherwood 56 Aloha 52 Oak Grove 47 Milwaukie 60 West Linn 65 Wilsonville 62 Oregon City
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T20:24 UTC.